package linwen.wang.tdddemo.utils;

public class PhoneNumberUtils {

    public static String getCityIdByPhoneNumber(String phoneNumber) {
        if (phoneNumber.startsWith("153")) {
            return "桂林";
        }
        if (phoneNumber.startsWith("134")) {
            return "北京";
        }
        return "重庆";
    }
}
